Home / 21,482.94-32,211.39-9,634.50

Finding the Fourth Proportional to 21,482.94, 32,211.39 and 9,634.50

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Solution

The fourth proportional to 21,482.94, 32,211.39 and 9,634.50 is: 14,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482.94 : 32,211.39 = 9,634.50 : x
  2. Step 2: Convert to fraction form
    21,482.94/32,211.39 = 9,634.50/x
  3. Step 3: Cross multiply
    21,482.94x = 32,211.39 × 9,634.50
  4. Step 4: Simplify right side
    21,482.94x = 310,340,636.96
  5. Step 5: Solve for x
    x = 310,340,636.96/21,482.94
  6. Step 6: Final answer
    x = 14,445.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.